Often, what happens is that we run into unscrupulous Internet Marketers (IMs) who have less-than altruistic intentions of extracting money from you rather than helping you to make it. However, this isn't something new. People have been falling for networking marketing, pyramid schemes, and affiliate marketing scams since before the start of the net.
One may sign up on websites like Vedantu.com, MyPrivateTutor.com, BharatTutors.com, tutorindia.net as an online tutor by creating a profile, and listing the subjects or classes you want to teach, how much experience you have, what your qualifications are, etc. Some of the platforms may offer flexible and convenient time to work as an online tutor.
One of the cool things about Google AdSense is that it's so easy to get set up. If you have a blog or website, you can sign up for a free Google AdSense Account. From there, Google will give you a unique code that you will paste onto your website. Google takes it from there, tracking your page views, traffic, and earnings on your behalf. There is no upkeep or maintenance to get this thing going, which makes it a no-brainer if you have a website already.